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RRP: $65.25
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A4573 Alert / Evac Option Board

SKU : A4573

RRP: $120.00
Our Price: $96.60
Less: 20%


  • Description
  • Reviews

Optional Plugin Board to suit the Phase 4 range of Redback Amplifiers.

It generates pre chime, bell, alert and evacuation tones. The alert tone can function continuously, or switch to evac tone after a preset time delay (adjustable 30 seconds to 4.5 minutes).

Simply connects to the amplifier internally via the cable provided.


  • Model: A4573
  • Brand: Redback

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